I. noun(pluralquanta)Etymology: Latin, neuter of quantus how muchDate: 15671.a.quantity, amountb.portion, partc. gross quantity ;bulk2.a. any of the very small increments or parcels into which many forms of energy are subdivided
b. any of the small subdivisions of a quantized physical magnitude (as magnetic moment)
II. adjectiveDate: 19421.large, significant<

quantum — UK US /ˈkwɒntəm/ noun [C, usually singular] FORMAL ► an amount of something: quantum of sth »Earnings depend on the quantum of work done by you. »During this period, the quantum of oil production increased to 16.10 million barrels from 15.84… … Financial and business terms